2,3-DIAMINOTOLUENE Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 2687-25-4 |
| Product name | 2,3-DIAMINOTOLUENE |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Agricultural GradePharmaceutical GradeMaterial GradeSpecialty GradeReagent Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for 2,3-DIAMINOTOLUENE
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk 2,3-DIAMINOTOLUENE Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of 2,3-DIAMINOTOLUENE
| Industry | Application | Process |
|---|---|---|
| Chemical Intermediates | Precursor for dye and pigment synthesis | Used as an aromatic diamine in the synthesis of azo dyes or triarylmethane dyes |
| Pharmaceutical Industry | Intermediate in drug synthesis | Applied to construct benzene-containing heterocyclic compounds, such as core structures of antitumor or antibacterial agents |
| Agricultural Chemicals | Intermediate for pesticides and herbicides | Involved in synthesizing aromatic amine-based agrochemicals with specific biological activity |
| Polymer Materials | Monomer for polymer modification | Used to prepare functional polymers, including high-performance polyimides and epoxy curing agents |
| Analytical Chemistry | Analytical reagent | Employed as a derivatization reagent for detecting specific functional groups in chromatographic or spectroscopic analysis |
Manufacturing Quality Control of 2,3-DIAMINOTOLUENE
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Assay (Purity) | Gas Chromatography (GC) with FID detection | Quantitative determination based on peak area comparison against a certified reference standard under optimized chromatographic conditions. |
| Water Content | Karl Fischer Titration | Electrochemical titration measuring water via reaction with iodine and sulfur dioxide in a methanol-based reagent. |
| Color (APHA) | Visual Comparison or Spectrophotometric Measurement at 430 nm | Comparison of sample color intensity against platinum-cobalt standards or absorbance measurement at specified wavelength. |
| Acidity (as H2SO4) | Acid-Base Titration with NaOH | Neutralization of acidic impurities using standardized sodium hydroxide solution and phenolphthalein indicator. |
| Residue on Ignition | Gravimetric Analysis | Weighing of non-volatile residue remaining after controlled high-temperature ashing of the sample. |
| Heavy Metals (as Pb) | Atomic Absorption Spectroscopy (AAS) | Quantification of total heavy metals after acid digestion by measuring atomic absorption at element-specific wavelengths. |
| Chloride (as Cl-) | Potentiometric Titration with AgNO3 | Titration with silver nitrate using a silver electrode to detect endpoint based on formation of AgCl precipitate. |
| Iron (Fe) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) | Elemental quantification after acid digestion by measuring characteristic emission lines of iron in plasma. |
| Non-Volatile Residue | Gravimetric Analysis | Weighing of residue after evaporation of a known sample mass under controlled temperature and vacuum. |
| Specific Gravity | Digital Density Meter or Pycnometer | Measurement of mass per unit volume at standard temperature (20 degrees C) relative to water. |
| Refractive Index | Refractometry | Determination of light bending angle at air-sample interface using calibrated refractometer at 20 degrees C. |
| Melting Point | Capillary Melting Point Apparatus | Observation of solid-to-liquid transition temperature range using capillary tube and calibrated heating block. |
Technical Specifications of 2,3-DIAMINOTOLUENE
| Test Item | Specification |
|---|---|
| Appearance | Green solid |
| Purity | >=98.0% (GC-MS) |
| Total Impurities | <=2.0% |
| Single Impurity | <=0.5% |
| Water Content (KF) | <=0.5% |
| Melting Point | 45–49°C |
| Identification (NMR) | Consistent with structure |
| Identification (IR) | Consistent with structure |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of 2,3-DIAMINOTOLUENE
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
NMR Spectra of 2,3-DIAMINOTOLUENE
Packaging of 2,3-DIAMINOTOLUENE
Industrial 2,3-DIAMINOTOLUENE Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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